Light and Telescopes
One of the first people to study light was Ibn al-Haytham (known as Alhazen). He was a Muslim, living in Egypt in the early 11th Century. Alhazen is first person we know of who used the scientific method. He wanted to know why our eyes could see things.
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Credit
This work
by The Schools' Observatory
is licensed under All rights reserved
Isaac Newton
Occupation
Mathematician, Astronomer, and Physicist
Year born
1643
Research Areas
Optics, maths, motion, gravity
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Credit
This work
by G Kneller
is licensed under Creative Commons Attribution 4.0 International
Distances in Space
Mario Hamuy
Early Life
Mario was born in Chile. Although his dad was a politician Mario found a love for science. He got degrees in physics and astronomy from the University of Chile.
Year born: 1960
Research Areas: Observational Astronomy, Supernovae, Cosmic Distances
How Do Satellites Stay In Orbit?
A satellite is an object which orbits another. An orbit is the curved path that an object in space takes around another object.